The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 10, 2025

Filed:

Jul. 06, 2022
Applicant:

Zte Corporation, Guangdong, CN;

Inventors:

Shilin You, Guangdong, CN;

Jiyan Cai, Guangdong, CN;

Jin Peng, Guangdong, CN;

Wantao Yu, Guangdong, CN;

Yuze Liu, Guangdong, CN;

Zhaoji Lin, Guangdong, CN;

Yuxin Mao, Guangdong, CN;

Jigang Wang, Guangdong, CN;

Assignee:

ZTE Corporation, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
H04L 63/062 (2013.01); H04L 9/0861 (2013.01); H04L 63/0428 (2013.01); H04L 63/08 (2013.01);
Abstract

This disclosure generally relates to encrypted communication between terminal devices and service applications via a communication network. Such encrypted communication may be based on various hierarchical levels of encryption keys that are generated and managed by the communication network. Such encrypted communication and key management may be provided by the communication network to the terminal devices as a service that can be subscribed to. The various levels of encryption keys may be managed to improve flexibility of the communication network and to reduce potential security breaches.


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